Blasting methods or apparatus, e.g. loading or tamping

Child Classifications

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• F42D 1/02 Arranging blasting cartridges to form an assembly (adaptation of blasting cartridges therefor F42B3/02)
• F42D 1/04 Arrangements for ignition
• F42D 1/08 Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor